Home / 5,201.75-7,173.51-4,143.02

Finding the Fourth Proportional to 5,201.75, 7,173.51 and 4,143.02

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Solution

The fourth proportional to 5,201.75, 7,173.51 and 4,143.02 is: 5,713.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,201.75 : 7,173.51 = 4,143.02 : x
  2. Step 2: Convert to fraction form
    5,201.75/7,173.51 = 4,143.02/x
  3. Step 3: Cross multiply
    5,201.75x = 7,173.51 × 4,143.02
  4. Step 4: Simplify right side
    5,201.75x = 29,719,959.53
  5. Step 5: Solve for x
    x = 29,719,959.53/5,201.75
  6. Step 6: Final answer
    x = 5,713.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.